Physics QuizTheLastDialoguePHYSICS QUIZTest Your Knowledge Of Physics With These QuizzesPhysics Online Quiz for Kids and Adults #1. Who discovered electron? Neils Bohr Schrodinger J.J.Thomson Heisenberg Work Harder#2. What is the speed of Light? Approx. 200,000 Km per second Approx. 300,000 Km per second Approx. 300,000 Km per hour Approx. 200,000 Km per minute Work Harder#3. What is the known smallest thing in this universe? Protons Hadrons Atom Quark Work Harder Previous FinishResultsWell Done. You Are Roaring Like A LionKeep Working. Slow & Steady Wins The Race START NEW